PROBLEM TO BE SOLVED: To solve the difficulty in setting a salivation accelerator in the range of an effective blood concentration or effective tissue concentration in which an action of interest succeeds over a long time without increasing a blood concentration to the concentration range in which side effects are expressed.SOLUTION: The invention provides a salivation accelerator for percutaneous salivary gland administration containing a muscarinic receptor agonist.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】唾液分泌促進剤を、副作用が発現する濃度の範囲まで血中濃度を上昇させることなく、長時間にわたって目的の作用を奏功する有効血中濃度や有効組織濃度の範囲とすることが困難であるという問題があった。【解決手段】ムスカリン受容体作動薬を含有する、経皮唾液腺投与用の唾液分泌促進剤。【選択図】なし